i asked this before and i was told that the only way i could get a nokia e51 for sprint is if i bought it unlocked
this one for example--> http://cgi.ebay.com/Nokia-E51-Rose-Pink-Steel-Brand-New-Sealed-Unlocked_W0QQitemZ260369221989QQcmdZViewItemQQptZCell_Phones?hash=item260369221989&_trksid=p3286.c0.m14&_trkparms=66%3A2%7C65%3A1%7C39%3A1%7C240%3A1318
this one for example--> http://cgi.ebay.com/Nokia-E51-Rose-Pink-Steel-Brand-New-Sealed-Unlocked_W0QQitemZ260369221989QQcmdZViewItemQQptZCell_Phones?hash=item260369221989&_trksid=p3286.c0.m14&_trkparms=66%3A2%7C65%3A1%7C39%3A1%7C240%3A1318